Pepperl Fuchs Repeater KFD0-CS-Ex1.50P Reverse polarity protection
1-channel isolated barrier
24 V DC supply (loop powered)
Current input/output 4 mA ... 20 mA
transmitter power supply
Accuracy 0.1 %
Reverse polarity protection
Up to SIL 2 (SC 3) acc. to IEC/EN 61508
General specifications
Signal type Analog input/analog output
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
Systematic capability (SC) SC 3
Supply
Rated voltage 5 ... 35 V DC , loop powered
Control circuit
Connection terminals 12-, 11+
Voltage 5 ... 35 V DC
Current 4 ... 20 mA
Power dissipation at 20 mA and Uin < 24.3 V: < 250 mW per
channel
at 20 mA and Uin > 24.3 V: < 500 mW per channel
Field circuit
Connection terminals 1+, 2-
Voltage for 5V < Uin < 24.3V: ≥ 0.9 x Uin - (0.37 x current
in mA) - 1.0
for Uin > 24.3 V: ≥ 21 V - (0.36 x current in mA)
Short-circuit current at Uin > 24.3 V : ≤ 65 mA
Transfer current ≤ 40 mA
Transfer characteristics
Accuracy 0.1 %
Deviation
After calibration ≤ ± 20 µA; incl. calibration, linearity,
hysteresis and load fluctuations at the field side up to a load of
1 kΩ at 20 °C (68 °F)
Influence of ambient temperature ≤ ± 2 µA/K at Uin ≤ 20 V; ≤ ± 5
µA/K at Uin > 20 V
Rise time ≤ 5 ms at bounce from 4 ... 20 mA and Uin < 24 V
Galvanic isolation
Field circuit/control circuit safe electrical isolation acc. to
IEC/EN 60079-11, voltage peak value 375 V
Indicators/settings
Labeling space for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU EN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibility NE 21:2012
EN 61326-3-2:2008
Degree of protection IEC 60529:2001
Protection against electrical shock UL 61010-1:2012
Ambient conditions
Ambient temperature -20 ... 70 °C (-4 ... 158 °F)
Mechanical specifications
Degree of protection IP20
Connection screw terminals
Mass approx. 100 g
Dimensions 20 x 107 x 115 mm (0.8 x 4.2 x 4.5 inch) (W x H x D) ,
housing type B1
Height 107 mm
Width 20 mm
Depth 115 mm
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificate BAS 98 ATEX 7343 X
Marking Ex-Hexagon II (1)G [Ex ia Ga] IIC
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
Voltage 25.2 V
Current 93 mA
Power 585 mW
Control circuit
Maximum safe voltage 250 V eff (Attention! The rated voltage can be
lower.)
Field circuit
Maximum safe voltage 250 V eff (Attention! The rated voltage can be
lower.)
Certificate FIDI 22 ATEX 0001 X
Marking Ex-Hexagon II 3G Ex ec IIC T4 Gc
Galvanic isolation
Field circuit/control circuit safe electrical isolation acc. to
IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EU EN IEC 60079-0:2018 , EN 60079-11:2012 , EN
IEC 60079-7:2015+A1:2018
International approvals
FM approval
Control drawing 116-0437
UL approval E106378
Control drawing 116-0438 (cULus)
IECEx approval
IECEx certificate IECEx BAS 05.0004X
IECEx CML 19.0040X
IECEx marking [Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I
Ex ec IIC T4 Gc
